Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

Scaled prices - Extension Spring Z-121KX

Quantity	Single price [EUR]
1	6.4000 EUR
2	4.0300 EUR
3	2.8200 EUR
7	2.3500 EUR
17	1.1600 EUR
37	0.8500 EUR
75	0.6900 EUR
125	0.6356 EUR
175	0.6220 EUR
250	0.6172 EUR
350	0.5899 EUR
450	0.5461 EUR

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Product image Extension Spring Z-121KX

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Technical Data - Extension Spring Z-121KX

Formula symbols	Value	Unit	Description
Material	EN 10270-1	-	type of material
Eylet shape	1/1 deutsche	-	Eylet shape
F1		N	prestressed spring force
L1		mm	Prestressed spring length
s1		mm	prestressed spring deflection
F2		N	loaded spring force
L2		mm	loaded spring length
s2		mm	loaded spring deflection
Eyelet position	270	°	Eyelet position
d	1.6	mm	Wire diameter
D		mm	mean coil diameter
De	15.5	mm	outer coil diameter
Dh	18.3	mm	minimum bush diameter
L0	96	mm	length of unstressed spring, measured from inner edge of loop to inner edge of loop
Lk	76.4	mm	length of unstressed spring body
Ln	256.48	mm	maximum spring length, inner loop to inner loop
sn	160.48	mm	Maximum spring deflection
Fn	92.71	N	Maximum spring force
n		pc.	Number of aktive coils
nt		pc.	total number of coils
Lh	9.8	mm	distance of inner edge of loop from the spring body
R	0.532	N/mm	Spring rate
F0	7.331	N	initial tension
Fntol	4.76	N	(+/-) tolerance of maximum spring force
L0tol	1.8	mm	(+/-) tolerance of unstressed length
Detol	0.35	mm	(+/-) tolerance of outer coil diameter
Oesttol	41	degree	(+/-) tolerance of loop position
Weight	33.65	g	weight of one spring
Price group	ZJ	-	price group

Technical drawing Extension Spring

Datasheet Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

Datasheet download pdf file

Metal spring characteristic Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

Metal spring characteristic download pdf file

CAD data Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

CAD models download: step, stl, iges ...

force-path-calculation Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

force-path-calculation Extension Spring Z-121KX

Inquiry formular Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

Inquiry formular Extension Spring Z-121KX

Similar extension springs to Extension Spring Z-121KX Spring steel Ø 1.6 x 15.5 x 96 mm / 270°

Below you will find similar Extension Springs that differ from the current spring in terms of material, dimensions and spring force. The spring highlighted in green is the most similar.

A similar Extension Spring made from a different material

The Extension Spring shown below has the same dimensions but is made of a different material. Please check the spring forces.

article number	Material	d (mm)	De (mm)	L0 (mm)	Fn (N)	Ln (mm)	sn (mm)	R (N/mm)	Similarity in %: Overall \| Geometrie \| Load \| Stiffness
Z-121KX	EN 10270-1	1.6	15.5	96	92.71	256.48	160.48	0.532	100.0 \| 100.0 \| 100.0 \| 100.0
RZ-121KX	1.4310	1.6	15.5	96	78.31	254.74	158.74	0.457	92.4 \| 100.0 \| 91.7 \| 85.4

Number of similar metal springs: 2

Similar Extension Springs with varying levels of spring force

To compare forces, enter the length of the loaded spring [L2] or the loaded spring deflection [s2] and click [Update]. Dimensions are subject to a tolerance of up to +/- 30 %.

Priority

article number	De (mm)	L0 (mm)	R (N/mm)	Material	Fn (N)	Ln (mm)	sn (mm)	Similarity in % Overall \| Geometrie \| Load \| Stiffness
Z-103AX	17.2	91.9	0.116	EN 10270-1	42.35	432.5	340.6	52.0 \| 88.0 \| 46.4 \| 21.5
Z-100E-14X	14	86.4	0.116	EN 10270-1	34.48	363.81	277.41	50.7 \| 83.0 \| 47.5 \| 21.5
Z-106CX	13.7	98.7	0.202	EN 10270-1	52.74	340.39	241.69	62.4 \| 87.9 \| 61.6 \| 37.8
Z-106BX	13.7	88.7	0.231	EN 10270-1	52.74	300.06	211.36	65.3 \| 86.3 \| 66.4 \| 43.2
Z-115LX	15	105	0.26	EN 10270-1	66.08	337.89	232.89	70.4 \| 91.9 \| 70.1 \| 49.1
Z-106GX	12.7	96.3	0.264	EN 10270-1	56.71	293.41	197.11	69.2 \| 86.6 \| 71.3 \| 49.8
Z-115V-26X	15	113.5	0.339	EN 10270-1	79.83	329.7	216.2	78.6 \| 91.7 \| 80.2 \| 63.9
Z-121AX	17.6	99.8	0.349	EN 10270-1	82.12	317.27	217.47	80.4 \| 94.8 \| 81.2 \| 65.4
Z-115V-25X	15	101.5	0.39	EN 10270-1	79.83	289.69	188.19	84.7 \| 95.0 \| 85.7 \| 73.4
Z-115KX	15	76.9	0.391	EN 10270-1	66.08	231.83	154.93	82.0 \| 88.1 \| 83.9 \| 73.8
Z-121X	17.6	88.6	0.41	EN 10270-1	82.12	273.72	185.12	86.0 \| 93.5 \| 87.6 \| 76.8
Z-115V-24X	15	91	0.448	EN 10270-1	79.83	254.68	163.68	90.5 \| 95.1 \| 92.1 \| 84.4
Z-121LX	15.5	107.5	0.463	EN 10270-1	92.71	291.9	184.4	92.3 \| 96.4 \| 93.5 \| 87.0
Z-115V-23X	15	82	0.514	EN 10270-1	79.83	224.67	142.67	92.1 \| 92.0 \| 87.5 \| 96.9
Z-121KX	15.5	96	0.532	EN 10270-1	92.71	256.48	160.48	100.0 \| 100.0 \| 100.0 \| 100.0
Z-121JX	15.5	86.5	0.61	EN 10270-1	92.71	226.46	139.96	92.5 \| 96.7 \| 93.6 \| 87.2
Z-124BX	14.1	105	0.636	EN 10270-1	101.3	251.88	146.88	89.8 \| 94.1 \| 91.5 \| 83.8
Z-124AX	14.1	94.2	0.731	EN 10270-1	101.3	221.99	127.79	84.9 \| 96.4 \| 85.6 \| 72.9
Z-121HX	15.5	75.5	0.737	EN 10270-1	92.71	191.34	115.84	83.7 \| 92.9 \| 86.1 \| 72.2
Z-130K-04X	16	109	0.766	EN 10270-1	124.8	259.02	150.02	81.5 \| 91.3 \| 83.9 \| 69.4
Z-115V-35X	12	96.5	0.829	EN 10270-1	98.5	206.6	110.1	78.7 \| 90.2 \| 81.4 \| 64.6
Z-124X	14.1	83	0.86	EN 10270-1	101.3	191.62	108.62	78.0 \| 92.5 \| 79.6 \| 61.9
Z-137AX	18.6	95	1.025	EN 10270-1	144.7	225.6	130.6	70.8 \| 87.4 \| 72.7 \| 52.1
Z-124GX	12.7	92	1.044	EN 10270-1	111.8	191.1	99.1	72.0 \| 92.6 \| 72.3 \| 51.2
Z-130K-03X	16	84.6	1.075	EN 10270-1	124.8	191.54	106.94	70.4 \| 91.3 \| 70.5 \| 49.5
Z-144AX	14.5	112	1.785	EN 10270-1	182.5	204.92	92.92	56.7 \| 86.4 \| 54.4 \| 29.4
Z-141GX	16	87	1.814	EN 10270-1	166.7	170.92	83.92	57.4 \| 89.2 \| 54.0 \| 29.1
Z-144X	14.5	98.8	2.1	EN 10270-1	182.5	177.81	79.01	55.1 \| 90.2 \| 50.0 \| 25.0
Z-147OX	15	107	2.863	EN 10270-1	229.9	180.06	73.06	49.2 \| 86.4 \| 42.9 \| 18.4
Z-161X	15	81	8.232	EN 10270-1	324.5	116.86	35.86	37.9 \| 81.7 \| 25.5 \| 6.4

Number of similar metal springs: 29

Customs tariff number: 73202085; Extension Spring Z-121KX

Country of origin: DE, German; Extension Spring Z-121KX

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